private void btn_Insertion_Click(object sender, EventArgs e) { string Libelles = string.Empty; string Code = string.Empty; bool rt = false; if ((txt_CodeRub.Text == "") || (txt_NameRub.Text == "")) { MessageBox.Show("You must complete all required fields !", "Erreur", MessageBoxButtons.OK, MessageBoxIcon.Error); } else { Code = txt_CodeRub.Text; Libelles = txt_NameRub.Text; rt = service.ModifierRubric(Refer, Code, Libelles); if (rt) { MessageBox.Show("Editing completed successfully"); Hide(); (Application.OpenForms["List_Of_Rubrique"] as List_Of_Rubrique).ViderGrid(); (Application.OpenForms["List_Of_Rubrique"] as List_Of_Rubrique).RemplirGrid(); } else { MessageBox.Show("Erreur de Modification", "Erreur", MessageBoxButtons.OK, MessageBoxIcon.Error); } } }